./shadowgrounds-launcher: ./lib32/libxml2.so.2: no version information available (required by /usr/lib/libglade-2.0.so.0) (shadowgrounds-launcher:2826): Gtk-WARNING **: ./lib32/libstdc++.so.6: version `GLIBCXX_3.4.11' not found (required by /usr/lib/gtk-2.0/2.10.0/engines/liboxygen-gtk.so)

But the Launcher itself comes up.

After pressing the Launch Key, the Launcher crashes with that Mentions:

I have very little to add to this, however if you haven't seen the Linux FAQ, it might be able to give some further ideas. Some of the same issues are listed there, although the final problem might be something else.

Please post your system specs just in case too, btw, even if it's not really the problem here anyhow.

And does Trine run fine? (Wouldn't be a surprise as it's newer code, but might still give some ideas.)

Thanks a lot for helping. Your idea to start trine was a good tip. trine told me, that it was some trouble with some games to access the sound device.Now i set up a pulseaudio server with ALSA and it works fine.